Arkle Challenge Chase (Cotswold Chase)

 The Arkle Challenge Trophy is a Grade 1 race open to 5-year-olds and above and is run on the Old Course over 2 miles and 13 fences. The race, named in honour of the Gold Cup winner Arkle, is for novices and is traditionally run as the second race on the opening day of the Festival, but was first introduced into the Festival programme in 1969 as a replacement for the Cotswold Chase, a race which was first run at the Festival in 1923 and still exists today, but is no longer part of the Festival programme.
Early history:-The inaugural running of the Arkle Challenge Chase took place on Wednesday 19th March 1969 and was won by Chatham (10/1) trained by Fred Rimell and ridden by Terry Biddlecombe, beating Straight Fort (5/1) and King Dolphin (20/1) by 2 lengths and 8 lengths.

Over the entire history of the race 28% of favourites have been successful, placing the race 12th of the 28 current races.
Over the entire history of the race a level stake bet of £10 on every favourite would have resulted in a £270 loss, placing the race 26th of the current 28 races.
Over the entire history of the race the Irish have been successful 17% of occasions, placing the race 22nd of the 28 current races.
Cotswold Chase 1925 Grade 1 2 miles
Pos. Horse Jockey Trainer Owner
1 SANCROFT E Foster F A Brown Mr J G Thomson 9/4
2 FORTISSIMO F Brookes W Payne Mr E Bates 2/1 fav
3 IRISH DELIGHT J Hamey Saxby Mrs M Roberts 100/8
4 TYROLEAN Mr E Pearce Bletsoe Mr Adams 100/8
5 EASTER HERO S Duffy W Jones Mrs L King 7/1
6 JEANSGEE Trudgill Rimell Mr Rimell 6/1
7 PHANTOM FOX F Gurney Woodland Mr Forester 100/8
8 MOUNTAIN LAND R Spares Lerwill Mr Ringwood 100/8
9 APPLE PIE Mr Bisgood De Winton Sir E Wills 100/8
10 FRENCH ACE Mr D Thomas Lindsay Colonel Lindsay 100/8
11 ORMINT A Mackey H Harrison Mr Adams 100/8
  Over round 145%
This race was staged on Tuesday 10th March 1925 when Sancroft beat Fortissimo and Irish Delight by 4 lengths and 3 lengths